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400 MHz Memory ICs

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Maximum Clock Frequency = 400 MHz

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (USD) Filter the results in the table by unit price based on your quantity.	Qty.	Product Type	Mounting Style	Package/Case	Memory Size
DRAM DDR2, 256M, 16M X 16, 1.8V, 84-BALL BGA, 400 MHZ, COMMERCIAL TEMP - Tray AS4C16M16D2-25BCN Alliance Memory 1: $22.18 206In Stock	Mfr. Part No. AS4C16M16D2-25BCN Mouser Part No 913-4C16M16D225BCN	Alliance Memory	DRAM DDR2, 256M, 16M X 16, 1.8V, 84-BALL BGA, 400 MHZ, COMMERCIAL TEMP - Tray	Datasheet	206In Stock	$22.18 $20.55 $19.91 $19.42 View $18.69 $18.21	Min.: 1 Mult.: 1	DRAM	SMD/SMT	FBGA-84	256 Mbit
DRAM 128Mb DDR2-800, x16 W9712G6KB25I Winbond 1: $8.93 155In Stock NRND	Mfr. Part No. W9712G6KB25I Mouser Part No 454-W9712G6KB25I NRND	Winbond	DRAM 128Mb DDR2-800, x16	Datasheet	155In Stock	$8.93	Min.: 1 Mult.: 1	DRAM	SMD/SMT	TFBGA-84	128 Mbit
DRAM DDR2,2G,1.8V, RoHs 400MHz,128Mx16 IS43DR16128C-25DBL ISSI 1: $24.36 12In Stock 2,508On Order	Mfr. Part No. IS43DR16128C-25DBL Mouser Part No 870-43DR16128C-25DBL	ISSI	DRAM DDR2,2G,1.8V, RoHs 400MHz,128Mx16	Datasheet	12In Stock 2,508On Order	$24.36 $22.57 $21.86 $21.33 $20.53	Min.: 1 Mult.: 1	DRAM	SMD/SMT	BGA-84	2 Gbit
DRAM 512M 64Mx8 400MHz DDR2 1.8V IS43DR86400E-25DBL ISSI 1: $7.79 96In Stock	Mfr. Part No. IS43DR86400E-25DBL Mouser Part No 870-43DR86400E25DBL	ISSI	DRAM 512M 64Mx8 400MHz DDR2 1.8V	Datasheet	96In Stock	$7.79 $7.26 $7.04 $6.86 $6.49	Min.: 1 Mult.: 1	DRAM	SMD/SMT	BGA-60	512 Mbit
DRAM 512M 64Mx8 400MHz DDR2 1.8V IS43DR86400E-25DBLI ISSI 1: $10.61 192In Stock	Mfr. Part No. IS43DR86400E-25DBLI Mouser Part No 870-43DR86400E25DBLI	ISSI	DRAM 512M 64Mx8 400MHz DDR2 1.8V	Datasheet	192In Stock	$10.61 $9.85 $9.55 $9.33 $8.90	Min.: 1 Mult.: 1	DRAM	SMD/SMT	BGA-60	512 Mbit
DRAM DDR2, 512Mb, 32M x 16, 1.8V, 84-ball BGA, 400 MHz, Automotive Temp - Tray AS4C32M16D2A-25BAN Alliance Memory 1: $36.68 3In Stock	Mfr. Part No. AS4C32M16D2A-25BAN Mouser Part No 913-32M16D2A25BAN	Alliance Memory	DRAM DDR2, 512Mb, 32M x 16, 1.8V, 84-ball BGA, 400 MHz, Automotive Temp - Tray	Datasheet	3In Stock	$36.68 $33.97 $32.89 $32.09 View $30.94 $30.14	Min.: 1 Mult.: 1	DRAM	SMD/SMT	FBGA-84	512 Mbit
DRAM DDR2, 1G, 64M x 16, 1.8V, 96-ball BGA, 400 MHz, (A-die), Commercial Temp - Tray AS4C64M16D2A-25BCN Alliance Memory 1: $49.83 2In Stock	Mfr. Part No. AS4C64M16D2A-25BCN Mouser Part No 913-4C64M16D2A25BCN	Alliance Memory	DRAM DDR2, 1G, 64M x 16, 1.8V, 96-ball BGA, 400 MHz, (A-die), Commercial Temp - Tray Learn More about Alliance Memory alliance ddr2 sdram	Datasheet	2In Stock	$49.83 $46.02 $44.53 $43.40 $41.83	Min.: 1 Mult.: 1	DRAM	SMD/SMT	FBGA-84	1 Gbit
DRAM LPDDR2, 1G, 64M X 16, 1.2V, 134ball BGA (A-DIE) INDUSTRIAL TEMP - Tray AS4C64M16MD2A-25BIN Alliance Memory 1: $43.67 20In Stock	Mfr. Part No. AS4C64M16MD2A-25BIN Mouser Part No 913-4C64M16MD2A25BIN	Alliance Memory	DRAM LPDDR2, 1G, 64M X 16, 1.2V, 134ball BGA (A-DIE) INDUSTRIAL TEMP - Tray Learn More about Alliance Memory alliance low power ddr2 sdram	Datasheet	20In Stock	$43.67 $40.39 $39.10 $38.12 View $36.75 $35.82	Min.: 1 Mult.: 1	DRAM	SMD/SMT	FBGA-134	1 Gbit
DRAM LPDDR2, 2G, 64M X 32, 1.2V, 134ball BGA (A-DIE), INDUSTRIAL TEMP - Tray AS4C64M32MD2A-25BIN Alliance Memory 1: $49.83 6In Stock 171Expected 2027/02/22	Mfr. Part No. AS4C64M32MD2A-25BIN Mouser Part No 913-4C64M32MD2A25BIN	Alliance Memory	DRAM LPDDR2, 2G, 64M X 32, 1.2V, 134ball BGA (A-DIE), INDUSTRIAL TEMP - Tray Learn More about Alliance Memory alliance low power ddr2 sdram	Datasheet	6In Stock 171Expected 2027/02/22	$49.83 $46.02 $44.53 $43.40 $41.83	Min.: 1 Mult.: 1	DRAM	SMD/SMT	FBGA-134	2 Gbit
DRAM DDR2 512Mb, 64Mx8, 800 at CL5, 1.8V, FBGA-60 A3R12E30DBF-8E Zentel Japan 1: $11.42 59In Stock	Mfr. Part No. A3R12E30DBF-8E Mouser Part No 155-A3R12E30DBF-8E	Zentel Japan	DRAM DDR2 512Mb, 64Mx8, 800 at CL5, 1.8V, FBGA-60 Learn More about Zentel Japan zentel ddr2 sdram	Datasheet	59In Stock	$11.42 $10.62 $10.29 $10.04 View $9.80 $9.48 $9.25 $9.00 Quote	Min.: 1 Mult.: 1	DRAM	SMD/SMT	FPGA-60	512 Mbit
DRAM DDR2 1Gb, 1.8V, 64Mx16, 400MHz (800Mbps), -40C to +95C, FBGA-84 IM1G16D2DDBG-25I Intelligent Memory 1: $7.84 204Expected 2026/12/15	Mfr. Part No. IM1G16D2DDBG-25I Mouser Part No 822-IM1G16D2DDBG-25I	Intelligent Memory	DRAM DDR2 1Gb, 1.8V, 64Mx16, 400MHz (800Mbps), -40C to +95C, FBGA-84 Learn More about Intelligent Memory ddr2 sdram	Datasheet	204Expected 2026/12/15	$7.84 $7.27 $7.04 $6.86 View $6.57 $6.37 $6.26 $6.11 Quote	Min.: 1 Mult.: 1	DRAM	SMD/SMT	FBGA-84	1 Gbit
DRAM DDR2, 2G, 128M x 16, 1.8V, 400Mhz, 84ball FBGA, (A-die), Commercial Temp - Tray AS4C128M16D2A-25BCN Alliance Memory 1: $74.53 963Expected 2027/01/12	Mfr. Part No. AS4C128M16D2A-25BCN Mouser Part No 913-4C128M16D2A25BCN	Alliance Memory	DRAM DDR2, 2G, 128M x 16, 1.8V, 400Mhz, 84ball FBGA, (A-die), Commercial Temp - Tray Learn More about Alliance Memory alliance ddr2 sdram	Datasheet	963Expected 2027/01/12	$74.53 $68.78 $66.55 $64.86 $62.49	Min.: 1 Mult.: 1	DRAM	SMD/SMT	FBGA-84	2 Gbit
DRAM DDR2,1G,1.8V, RoHs 400MHz, 64Mx16, IT IS43DR16640C-25DBLI-TR ISSI 1: $16.25 4,997Expected 2027/05/21	Mfr. Part No. IS43DR16640C-25DBLI-TR Mouser Part No 870-3DR16640C25DBLIT	ISSI	DRAM DDR2,1G,1.8V, RoHs 400MHz, 64Mx16, IT	Datasheet	4,997Expected 2027/05/21	Cut Tape $16.25 $15.56 $15.31 $14.93 $14.76 Reel $14.76 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	DRAM	SMD/SMT	BGA-84	1 Gbit
DRAM 1G, 1.8V, DDR2, 64Mx16, 400Mhz @ CL5, 84 ball BGA (8mmx12.5mm) RoHS, IT, T&R IS43DR16640B-25DBLI-TR ISSI 1: $24.53 2,498Expected 2027/08/10	Mfr. Part No. IS43DR16640B-25DBLI-TR Mouser Part No 870-4316640B25DBLITR	ISSI	DRAM 1G, 1.8V, DDR2, 64Mx16, 400Mhz @ CL5, 84 ball BGA (8mmx12.5mm) RoHS, IT, T&R	Datasheet	2,498Expected 2027/08/10	Cut Tape $24.53 $22.73 $22.02 $21.47 View Reel $20.14 $20.67 $20.15 $20.14 $20.14 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	DRAM	SMD/SMT	BGA-84	1 Gbit
DRAM 512M 32Mx16 400MHz DDR2 1.8V IS43DR16320E-25DBL ISSI 1: $9.21 6,061On Order	Mfr. Part No. IS43DR16320E-25DBL Mouser Part No 870-43DR16320E25DBL	ISSI	DRAM 512M 32Mx16 400MHz DDR2 1.8V	Datasheet	6,061On Order On Order Ship Dates Mfr. No: IS43DR16320E-25DBL Stock: 0 On Order: 1,881 Expected 2027/10/18 4,180 TBD Factory Lead Time: 52 Weeks	$9.21 $8.57 $8.32 $8.11 View $7.91 $7.48 $7.45 $7.18	Min.: 1 Mult.: 1	DRAM	SMD/SMT	BGA-84	512 Mbit
DRAM 1G (64Mx16) 400MHz 1.8v DDR2 SDRAM IS43DR16640B-25DBLI ISSI 1: $20.60 1,958On Order	Mfr. Part No. IS43DR16640B-25DBLI Mouser Part No 870-43DR16640B25DBLI	ISSI	DRAM 1G (64Mx16) 400MHz 1.8v DDR2 SDRAM Learn More about ISSI ddr2 sdram	Datasheet	1,958On Order On Order Ship Dates Mfr. No: IS43DR16640B-25DBLI Stock: 0 On Order: 286 Expected 2026/11/03 627 Expected 2026/11/04 1,045 TBD Factory Lead Time: 52 Weeks	$20.60 $19.71 $19.35 $18.83 $18.58	Min.: 1 Mult.: 1	DRAM	SMD/SMT	BGA-84	1 Gbit
DRAM DDR2,1G,1.8V, RoHs 400MHz, 64Mx16 IS43DR16640C-25DBL ISSI 1: $12.76 22,827On Order	Mfr. Part No. IS43DR16640C-25DBL Mouser Part No 870-43DR16640C-25DBL	ISSI	DRAM DDR2,1G,1.8V, RoHs 400MHz, 64Mx16	Datasheet	22,827On Order On Order Ship Dates Mfr. No: IS43DR16640C-25DBL Stock: 0 On Order: 7,988 Expected 2027/01/22 14,839 TBD Factory Lead Time: 52 Weeks	$12.76 $11.85 $11.48 $11.21 View $10.72 $10.46 $10.29	Min.: 1 Mult.: 1	DRAM	SMD/SMT	BGA-84	1 Gbit
DRAM DDR2, 1G, 128M x 8, 1.8V, 60-ball BGA, 400 MHz, Industrial Temp A Die - Tray AS4C128M8D2A-25BIN Alliance Memory 1: $57.32 233Expected 2027/01/26	Mfr. Part No. AS4C128M8D2A-25BIN Mouser Part No 913-4C128M8D2A25BIN	Alliance Memory	DRAM DDR2, 1G, 128M x 8, 1.8V, 60-ball BGA, 400 MHz, Industrial Temp A Die - Tray	Datasheet	233Expected 2027/01/26	$57.32 $52.93 $51.21 $49.92 $48.10	Min.: 1 Mult.: 1	DRAM	SMD/SMT	FBGA-60	1 Gbit
DRAM DDR2, 512Mb, 32M x 16, 1.8V, 84-ball BGA, 400 MHz, Industrial Temp - Tray AS4C32M16D2C-25BIN Alliance Memory 1: $29.21 198Expected 2026/12/21	Mfr. Part No. AS4C32M16D2C-25BIN Mouser Part No 913-S4C32M16D2C25BIN	Alliance Memory	DRAM DDR2, 512Mb, 32M x 16, 1.8V, 84-ball BGA, 400 MHz, Industrial Temp - Tray Learn More about Alliance Memory alliancememory as4c sdram	Datasheet	198Expected 2026/12/21	$29.21 $27.05 $26.19 $25.55 View $20.05 $20.04	Min.: 1 Mult.: 1	DRAM	SMD/SMT	FBGA-84	512 Mbit
DRAM LPDDR2, 1G, 64M X 16, 1.2V, 134ball BGA (A-DIE) INDUSTRIAL TEMP - Tape & Reel Alliance Memory AS4C64M16MD2A-25BINTR AS4C64M16MD2A-25BINTR Alliance Memory 1: $38.72 1,950Expected 2026/12/18	Mfr. Part No. AS4C64M16MD2A-25BINTR Mouser Part No 913-4C6416MD2A25BINT	Alliance Memory	DRAM LPDDR2, 1G, 64M X 16, 1.2V, 134ball BGA (A-DIE) INDUSTRIAL TEMP - Tape & Reel Learn More about Alliance Memory alliance low power ddr2 sdram	Datasheet	1,950Expected 2026/12/18	Cut Tape $38.72 $35.84 $34.72 $33.87 View Reel $31.83 $32.66 $31.83 $31.83	Min.: 1 Mult.: 1 : 2,000	DRAM	SMD/SMT	FBGA-134	1 Gbit
DRAM DDR2,2G,1.8V, RoHs 400MHz,128Mx16, IT IS43DR16128C-25DBLI ISSI 1: $26.80 1,029On Order	Mfr. Part No. IS43DR16128C-25DBLI Mouser Part No 870-3DR16128C-25DBLI	ISSI	DRAM DDR2,2G,1.8V, RoHs 400MHz,128Mx16, IT	Datasheet	1,029On Order	Cut Tape $26.80 $24.83 $24.05 $23.47 $22.59	Min.: 1 Mult.: 1	DRAM	SMD/SMT	BGA-84	2 Gbit
DRAM DDR2,1G,1.8V, RoHs 400MHz, 64Mx16, IT IS43DR16640C-25DBLI ISSI 1: $13.98 730On Order	Mfr. Part No. IS43DR16640C-25DBLI Mouser Part No 870-3DR16640C-25DBLI	ISSI	DRAM DDR2,1G,1.8V, RoHs 400MHz, 64Mx16, IT	Datasheet	730On Order	$13.98 $12.98 $12.58 $12.00 $11.70	Min.: 1 Mult.: 1	DRAM	SMD/SMT	BGA-84	1 Gbit
DRAM 512M, 1.8V, 400Mhz 32M x 16 DDR2 IS43DR16320D-25DBLI ISSI 1: $13.97 415On Order	Mfr. Part No. IS43DR16320D-25DBLI Mouser Part No 870-43DR16320D25DBLI	ISSI	DRAM 512M, 1.8V, 400Mhz 32M x 16 DDR2 Learn More about ISSI ddr2 sdram	Datasheet	415On Order On Order Ship Dates Mfr. No: IS43DR16320D-25DBLI Stock: 0 On Order: 206 Expected 2026/10/27 209 Expected 2026/11/04 Factory Lead Time: 52 Weeks	$13.97 $13.61 $13.47 $13.36 $12.20	Min.: 1 Mult.: 1	DRAM	SMD/SMT	BGA-84	512 Mbit
DRAM 512M 32Mx16 400MHz DDR2 1.8V IS43DR16320E-25DBLI ISSI 1: $10.59 1,672On Order	Mfr. Part No. IS43DR16320E-25DBLI Mouser Part No 870-43DR16320E25DBLI	ISSI	DRAM 512M 32Mx16 400MHz DDR2 1.8V	Datasheet	1,672On Order	$10.59 $10.15 $9.97 $9.83 View $9.70 $9.40 $8.43 $8.30	Min.: 1 Mult.: 1	DRAM	SMD/SMT	BGA-84	512 Mbit
DRAM 1G, 1.8V, DDR2, 128Mx8, 400Mhz a.CL5, 60 ball BGA, (8mmx 10.5mm), RoHS, IT IS43DR81280D-25DBLI ISSI 1: $14.35 242Expected 2027/10/19 New Product	Mfr. Part No. IS43DR81280D-25DBLI Mouser Part No 870-43DR81280D25DBLI New Product	ISSI	DRAM 1G, 1.8V, DDR2, 128Mx8, 400Mhz a.CL5, 60 ball BGA, (8mmx 10.5mm), RoHS, IT Learn More about ISSI mobile ddr sdram	Datasheet	242Expected 2027/10/19	$14.35 $13.32 $12.90 $12.28 View $11.97 $9.04	Min.: 1 Mult.: 1	DRAM	SMD/SMT	BGA-60	1 Gb